Block Diagrams; Sgd7S-R70A, -R90A, And -1R6A; Sgd7S-2R8A - YASKAWA SGD7S Product Manual

2.2 Block Diagrams

2.2.1 SGD7S-R70A, -R90A, and -1R6A

2.2 Block Diagrams
2.2.1 SGD7S-R70A, -R90A, and -1R6A
Main
circuit
power
supply
Control
power
supply
2.2.2

SGD7S-2R8A

Main
circuit
power
supply
Control
power
supply
2-10
L1 Varistor
L2
L3
- 1
- 2
-
Voltage
sensor
L1C Varistor
+
L2C −
Status display
L1 Varistor
L2
L3
- 1
- 2
-
Voltage
sensor
Varistor
L1C
+
−
L2C
Status display
B1/ +
+
−
Voltage
Relay
Gate drive
sensor
drive
Control
power
supply
CN3 CN7
Digital Operator Computer
B1/ +
+
−
Relay
Voltage
Gate drive
drive
sensor
Control
power
supply
CN3 CN7
Digital Operator Computer
B2 B3
Dynamic
brake circuit
Temperature Gate drive Current
sensor overcurrent protection sensor
Analog
voltage
converter
Processor
(PWM control, position/
I/O
speed calculations, etc.)
CN8
Safety function signals
B2 B3
Dynamic
brake circuit
Temperature Gate drive Current
sensor overcurrent protection sensor
Analog
voltage
converter
Processor
(PWM control, position/
I/O
speed calculations, etc.)
CN8
Safety function signals
Servomotor
U
V
M
W
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pulse output
I/O signals
DeviceNet
Module
Feedback
Module
Servomotor
U
V
M
W
ENC
CN2
CN5
Analog monitor
output
CN1
Encoder divided
pulse output
I/O signals
DeviceNet
Module
Feedback
Module